The ST XA coilover kit for BMW F33 Convertible and F36 Gran Coupe 2WD offers a broad height range and damping refinement to improve appearance and control. ST's preset, dyno‑verified settings and 16‑click rebound adjustment make it straightforward to tune comfort versus body control. Composite perches with stainless inserts, galvanized struts and dust protection help ensure lasting adjustability.
ST XA Coilover Kit BMW F33 Convertible/F36 Gran Coupe 2WD